About
Amanda B. Clayman is a senior partner with a distinguished career in matrimonial law, known for guiding clients through emotionally complex matters with clarity and confidence. She brings a strategic mindset and assertive advocacy to each case, with a focus on securing optimal results in high net worth divorces, custody conflicts, and international family law issues.
Amanda earned her Bachelor of Arts in International Studies from Middlebury College in 1993 and her Juris Doctor from Northwestern University Pritzker School of Law in 1996. She is licensed to practice in Illinois, Arizona, and Massachusetts. Her academic foundation and multi-jurisdictional experience provide clients with sophisticated counsel in both litigation and negotiation.
Amanda’s legal career began at Brown & Bain, now Perkins Coie, where she represented Fortune 500 companies in complex civil litigation. She then joined McDermott Will & Emery’s trial department before transitioning to family law at Berger Schatz, where she became a partner in 2004. Amanda joined Katz & Stefani as a founding partner in 2008, continuing to build her highly respected practice.
Amanda is recognized among the “Best Lawyers” by U.S. News & World Report and as the Leading Lawyers Network’s top family law attorney. Amanda is an active member of the Illinois State Bar Association and the Chicago Bar Association, where she contributes to thought leadership and legal education in the family law field.
Amanda B. Clayman is a published author and frequent speaker on prenuptial agreements, trusts, and trial strategy. Her article, “When Your Elderly Clients Marry,” appeared in the American Academy of Matrimonial Lawyers Journal. With a reputation for poise, professionalism, and results-driven advocacy, Amanda remains a trusted name in Illinois family law.
Law Office Affiliations
- Senior Partner, Katz & Stefani, LLC
- Member, Illinois State Bar Association
- Member, Arizona State Bar Association
- Member, Massachusetts Bar Association
- Member, Chicago Bar Association
Licensed State
- Arizona
- Illinois
- Massachusetts
Education
- Northwestern University Pritzker School of Law
Juris Doctor (JD) - Middlebury College
BA in International Studies
Awards & Badges




- Alimony
- Child custody
- Child support
- Divorce and separation
- Marriage and prenuptials